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Esthonyx bisulcatus

Mammalia - Esthonychidae

Taxonomy
Esthonyx bisulcatus was named by Cope (1874). Its type specimen is U.S.N.M. No. 1103, a mandible (left lower jaw with three molars, P3, and two associated incisors), and it is not a trace fossil. It is the type species of Esthonyx.

Synonyms
Synonymy list
YearName and author
1874Esthonyx acer Cope
1874Esthonyx bisulcatus Cope
1874Esthonyx burmeisteri Cope
1875Esthonyx bisulcatus Cope p. 24
1875Esthonyx burmeisterii Cope p. 24
1885Platychoerops burmeisteri Lydekker p. 360
1902Esthonyx acer Hay p. 715
1902Esthonyx bisulcatus Hay p. 715
1902Esthonyx burmeisterii Hay p. 715
1953Esthonyx bisulcatus Gazin p. 17

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
RankNameAuthor
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Cimolesta()
suborderTillodontia()
familyEsthonychidaeCope 1883
subfamilyEsthonychinaeZittel and Schlosser 1911
genusEsthonyxCope 1874
speciesbisulcatusCope 1874

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Esthonyx bisulcatus Cope 1874
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Invalid names: Esthonyx acer Cope 1874 [synonym], Esthonyx burmeisterii Cope 1874 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2005-08-31 13:30:51
Modified: 2005-08-31 15:30:51
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Lillegraven 1979, Lucas and Schoch 1998

Age range: base of the Graybullian to the top of the Wasatchian or 55.80000 to 50.30000 Ma

Collections (162 total)


Time interval Ma Country or state Original ID and collection number
Graybullian55.8 - 50.3USA (Wyoming) Esthonyx bisulcatus (15701)
Wasatchian55.8 - 50.3USA (Colorado) Esthonyx bisulcatus (15225 15264 15267 15272 15290 15310 15349 15350 15375 15379 15383 15384 15388 15392)
Wasatchian55.8 - 50.3USA (New Mexico) Ectoganus bisulcatus (15452) Esthonyx acer (15430) Esthonyx bisulcatus (15610 15613 15663)
Wasatchian55.8 - 50.3USA (Wyoming) Esthonyx bisulcatus (15517 15518 15520 15521 15522 15523 15524 15531 15532 15533 15534 15536 15538 15540 15541 15542 15543 15544 15546 15547 15548 15549 15551 15552 15553 15554 15555 15556 15557 15558 15560 15563 15564 15565 15566 15567 15573 15575 15592 15593 15683 15687 15692 15694 15695 15696 15697 15699 15702 15703 15704 15705 15706 15707 15963 15964 46641 46656 46666 46673 46675 46682 46687 46692 46693 46694 46699 46701 46702 46704 46705 46707 46711 46712 46713 46715 46718 46719 46721 46729 46730 46733 46734 46735 46736 46738 46739 46740 46745 46746 46748 46749 46754 46757 46758 46759 46760 46761 46763 46765 46767 46769 46778 46789 46792 46794 46795 46796 46797 46798 46805 46810 46811 46814 46816 46818 46819 46820 46825 46826 46830 46831 46834 46836 46837 46838 46841 46844 46845 46846 46847 46849 46850 46851 46852 186934 186944 186946)
Early/Lower Eocene55.8 - 48.6USA (Wyoming) Esthonyx bisulcatus (15680 15684 15690 15693)